All Parts
At HK PARTS, we bring you a wide array of high-quality H&K accessories and components for your favorite firearms. Whether you're upgrading your H&K pistol or rifle, or even looking for parts kits, we've got you covered. Discover a range of top-rated components for popular models like VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, we have it all. Enhance your firearm's performance and functionality with our premium components.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
H&K P30L 9mm Tactical Barrel - Threaded 13.5x1 LH
H&K Heckler & Koch
$299.95H&K P30L 9mm Tactical Barrel - Threaded 13.5x1 LH Made in Germany at the HK factory from HK German Cold Hammer Forged barrel blanks, heat treated and finished to HK specs. This is the only HK factory manufactured P30L threaded barrel. The finest...HKP-16746$299.95 -
H&K HK USPC/45/45C Magazine Floor Plate - Black
H&K Heckler & Koch
$23.95H&K HK USPC/45/45C Magazine Floor Plate - Black Ideal for use for concealed carry or a lower profile on the magazine footprint. New HK German manufacture. Compatible With: HK USP Compact .45 HK USP Compact Tactical .45 HK45C HK45C TacticalHKP-01123$23.95 -
HKP Picatinny Rail For HK Receivers - 17 Slot
HKP HK Parts
$69.95HKP Picatinny Rail For HK Receivers - 17 Slot Mil-Spec all steel Picatinny rail in the white. Relief cut for HK receivers and made for mounting scopes and optics to HK builds. This unit easily welds to the top of your HK receiver. Compatible With: HK...HKP-01446$69.95 -
Magpul HK MP5 .22LR SL Hand Guard - Black
Magpul
$99.95Magpul HK MP5 .22LR SL Hand Guard - Black This forearm has been CNC machined to fit the HK MP5 .22 model specifically. The factory unit will not fit. HK parts took the time and made the modification possible using a CNC machine that was dedicated to...HKP-20480$99.95 -
SB Tactical TF1913 Side Folding Pistol Stabilizing Brace - Picatinny
SB Tactical
$159.99SB Tactical TF1913 Side Folding Pistol Stabilizing Brace - Picatinny Features: Complete assembly, ready-to-install Advanced steel hinge design locks in both folded and extended positions Pull-through design offering quick deployment Rigid polymer...HKP-19776$159.99 -
H&K HK 45/USP/USPC Complete Universal LEM Kit
H&K Heckler & Koch
$179.95H&K HK 45/USP/USPC Complete Universal LEM Kit HK German "universal" LEM conversion kit for USP, USPC & HK45, and HK45C pistols. The universal LEM kit also fits the HK45C & HK45 Pistols. This kit will enable you to convert your V1-V10 HK...HKP-00316$179.95 -
HKP HK SL8 & HK G36 Top Rail Screw
HKP HK Parts
$5.95HK SL8 & G36 Top Rail Screw This rail screw is the standard length rail screw used for all SL8 and G36 top rails. With the exception of the dual and single option models. A must have part and an easy part to loose or strip. Grab yours to have...HKP-20330$5.95 -
HK MP5, HK SP5 Rear Sight Sets Complete
H&K Heckler & Koch
$79.95MP5, HK94 & SP5K Rear Sight Set Complete - US/German Each rear sight set includes the entire rear sight assembly & all the mounting hardware for the complete MP5 rear sight assembly. All parts are German HK manufacture with the exception of the...HKP-19365$79.95 -
H&K 17 Round HK VP9 Magazine Spring
H&K Heckler & Koch
$8.95Magazine Spring for 17 Round Magazine - HK VP9, VP9L, VP9 OR This magazine spring fits the VP9 17 round magazines. A must-have replacement item as magazine springs should be replaced on a regular basis as this is a consumable part and is prone to...HKP-19323$8.95 -
HKP Cocking Tube End Cap-Steel
HKP HK Parts
$14.95Cocking Tube End Cap - Steel - US Made Manufactured from solid billet steel and finished in black in a nitride finish. Compatible With: All 90 series HK firearms and clones that use a triple frame/sight towerHKP-17580$14.95 -
25 Round HK UMP 45 LWRC SMG 45 Magazine - FDE
USA
$49.9525 Round HK UMP 45 LWRC SMG 45 Magazine - FDE Made from advanced polymer material with steel feed lips, just like the German UMP 45 magazine, at a fraction of the cost. Compatible With: HK UMP .45 LWRC SMG .45 (This magazine is the factory OEM magazine...HKP-20367$49.95 -
HK G36/SL8 (5.56/.223) Barrel Mandrel
$109.95Barrel Mandrel For Removal & Installation of HK G36 & SL8 Barrels From the mother of invention comes the state-of-the-art H&K SL-8 and G-36 barrel wrench. It will fit everything from the 9" G-36c to the 20" SL-8. The barrel mandrel reinforces...HKP-02608$109.95 -
Kaw Valley Precision 9mm Thread Adapter - Converts 13.5x1 LH To 1/2x28
Kaw Valley Precision
$29.95Kaw Valley Precision 9mm Thread Adapter - Converts 13.5x1 LH To 1/2x28 Converts barrel thread pitches to match desired muzzle device thread pitches. For example, this adapter converts a 13.5x1 LH barrel thread to a 1/2x28 thread, allowing for the...HKP-19991$29.95 -
Magpul HK MP5K, HK SP5K, HK SP89 SL Hand Guard - Black
Magpul
$47.45Magpul HK MP5K, HK SP5K, HK SP89 SL Hand Guard - Black The Magpul SL Hand Guard for the SP89/MP5K/SP5K is a high-strength, injection-molded polymer handguard solution that provides the user with improved ergonomics, anti-slip texturing,...HKP-19310$47.45 -
Universal Cleaning Kit - Used
H&K Heckler & Koch
$4.95Original German Army Issue HK91/G3/PTR Cleaning Kit - Surplus Each cleaning kit kit comes complete with brass brush, oil brush, oil tube, hand cleaning brush, and pull chain. Compatible With: G3, 91, PTR, C308, CETME 93, 33, 53 MP5, MP5SD, 94 MP5K,...HKP-15612$4.95 -
H&K HK CC9 12 Round Magazine - Extended Floor Plate
H&K Heckler & Koch
$49.95H&K HK CC9 12 Round Magazine - Extended Floor PlateHKP-21572$49.95 -
H&K HK VP/P30/USPC/P2000 9mm Magazine Locking Plate
H&K Heckler & Koch
$8.959mm Magazine Locking Plate New HK German factory part. This is the locking plate for the bottom of the magazine spring. Compatible With: VP9 15 Round VP40 13 Round VP9SK 15 Round VP9SK 13 Round P30 15 Round P30 .40 13 Round USP Compact 9mm 13 Round USP...HKP-01585$8.95 -
HKP MP5, HK94 & SP5K Rear Sight Drum & Base
HKP HK Parts
$53.47HKP MP5, HK94 & SP5K Rear Sight Drum & Base Finally an affordable factory correct rear sight that does not break the bank or lead to settling for inferior 3rd world produced pot metal cast MP5 rear sights. We offer the only set that includes an...HKP-17512$53.47 -
On Sale
Magpul Glock 19 15-Round 9mm Magazine - Black
Magpul
Now: $9.95Was: $14.95Magpul Industries PMAG 15rd 9mm Magazine, Fits Glock 19, Black The PMAG 15 GL9 is a 15-round Glock 9mm handgun magazine featuring a new proprietary all-polymer construction for flawless reliability and durability over thousands of rounds. High...HKP-19396Now: $9.95Was: $14.95 -
H&K 40 Round HK 93, 33, 53 5.56x45mm/.223/300 Magazine - Used
H&K Heckler & Koch
$80.00HK93, HK33, HK53 - 40 Round Magazine - Genuine German HK HK Factory German 40 round surplus magazine. This factory magazine is long since out of production and is made from aluminum, steel and polymer. Used condition. A rare find and only available while...HKP-19761$80.00 -
HKP +4 HK 45C, USPC .45 ACP Magazine Extension
HKP HK Parts
$49.95 - $54.95HKP +4 HK 45C, USPC .45 ACP Magazine Extension HK Parts magazine extension +4 adds 4 additional rounds to the HK45C, 8 round magazine. Each unit can then be fully assembled into a 12 round HK45C magazine. Ideal for competitive shooters, concealed carry,...HKP-18654-M$49.95 - $54.95 -
HKP G36C Parts Kit
HKP HK Parts
$1,299.95HKP G36C Parts Kit HK Parts brings you a complete G36 parts kit, loaded out with everything you need to complete a stripped receiver. Our parts kits will have the highest quality parts for ultimate reliability. Guaranteed to be the most...HKP-21492$1,299.95 -
H&K 12 Round HK USP .45 ACP Standard Magazine Floor Plate
H&K Heckler & Koch
$19.95H&K 12 Round HK USP .45 ACP Standard Magazine Floor Plate New factory fresh production. Perfect for concealed carry or for those that prefer a lower profile footprint. Compatible With: USP .45 Full Size - 12 round USP .45 Tactical - 12 round USP .45...HKP-01198$19.95 -
Magpul M-LOK MVG Vertical Grip
Magpul
$22.95M-LOK MVG® VERTICAL GRIP M-LOK SLOT SYSTEM The M-LOK MVG is a light weight, inexpensive vertical foregrip that attaches directly to M-LOK compatible hand guards and forends with no additional Picatinny rails required. Made from the same high quality...HKP-17321$22.95 -
H&K HK VP9/VP9SK, VP40 Dismounting Safety Elbow Spring
H&K Heckler & Koch
$2.95Elbow Spring For Dismounting Safety HK VP9, HK VP40 Compatible With: HK VP9 HK VP9SK HK VP40HKP-16791$2.95 -
HKP HK91, G3, PTR Dual Magazine Clamp
HKP HK Parts
$29.95HK91, G3, PTR - .308/762 Dual Mag Clamp/Coupler The HK91, G3 magazine grip or dual magazine clamp. Holds two magazines together for ease of use and easy access to 2 magazines. Half the weight of the factory mag clamp. HK Parts highly recommends...HKP-19634$29.95 -
PTR HK 91/G3 (7.62x51/.308) Receiver Flat
PTR
$99.95HK G3, 91, PTR & CETME Flat - PTR Made by PTR with original HK tooling using factory specifications and a properly stamped receiver. No FFL is required as this is an unfolded flat that ships directly to the customer. This US made receiver flat...HKP-02320$99.95 -
B&T MP5 Folding Stock
B&T Brugger & Thomet
$325.00B&T Folding Stock For All MP5 Full Size Variants Swiss-made B&T folding stock for the MP5 & HK94. This is a military-grade stock as supplied by B&T to HK Germany. B&T Switzerland has supplied these to law enforcement and...HKP-00460$325.00 -
Ergo G3, 91, PTR Tactical Grip For Metal Grip Frames
Ergo
$59.95Ergo G3, 91, PTR Tactical Grip For Metal Grip Frames The ergonomically enhanced ERGO Tactical Deluxe Grips are compatible with all metal HK grip frames, both the semi-auto & full auto metal grip frames. Compatible With: HK 91, G3, PTR, CETME, 93,...HKP-14092$59.95 -
B&T Quick Detach Short Style Vertical Grip - Black
B&T Brugger & Thomet
$75.00B&T Quick Detach Short Style Vertical Grip - Black Swiss made B&T quick detach short vertical for-end grip with quick release throw lever for picatinny. Made of black polymer and includes a water tight storage compartment in the bottom of the...HKP-17679$75.00 -
H&K HK 9mm Pistol Field Cleaning Kit
H&K Heckler & Koch
$54.95H&K HK 9mm Pistol Field Cleaning Kit This is a genuine HK factory cleaning kit and is recommended by HK for all HK pistol owners. Compatible With: 9mm .357 SIG Includes: Saf-T-Clad Cleaning Rod Accessory Adapter Section #8-32 Patch...HKP-01244$54.95 -
Magpul PMAG 30 Round AR-15 (5.56/.223) Magazine-Windowed
Magpul
$15.95Magpul PMAG 30 Round AR-15 5.56/.223 Magazine-Windowed The Gen M3 PMAG is a 30-round 5.56x45 NATO (.223 Remington) polymer magazine for AR15/M4 compatible weapons. Modified internal and external geometry also permits operation with a wide range of...HKP-16441$15.95 -
On Sale
Magpul 30 Round AR-15, HK MR556, HK 416 PMAG M3 Magazine
Magpul
Now: $12.95Was: $18.95Magpul 30 Round AR-15, HK MR556, HK 416 PMAG M3 Magazine NON-windowed Gen 3 PMAG (Polymer Magazine) and is a lightweight 5.56 NATO, M-16 compatible magazine. It features a pop-off storage/dust cover that alleviates pressure from the magazine feed lips,...HKP-00639Now: $12.95Was: $18.95 -
HKP HK MP5 .22LR Forearm - M-LOK
HKP HK Parts
$169.95HKP/H&K MP5 .22LR Forearm - M-LOK HK Parts brings you a long over due option for all the MP5 .22LR owners. Our new forearm takes the classic MP5 plastic forearm aesthetics from the MP5 .22LR and combine it with M-LOK compatible features for all sorts...HKP-21260-M$169.95 -
HKP Spare Buffer For Folding Stocks & End Caps
HKP HK Parts
$9.95HKP Spare Buffer For Folding Stocks & End Caps New US manufactured flat style "H"buffer to replace the factory HK buffer on MP5K folding stocks and end caps. As well as a spare or replacement buffer for the MP5 & MP5K folding B&T stocks. Made...HKP-17886$9.95 -
JMAC Customs Metric Face Mount Shims
JMAC Customs
$9.95JMac Customs Metric Face Mount Shims Custom shims for JMac muzzle devices. This kit includes varying thickness shims to "time" your muzzle device to your desired orientation. These shims are specifically made for JMac 14F, 15F, 24F and 26F muzzle devices...HKP-21446$9.95 -
H&K HK P30 Series Trigger V4 Medium Weight Return Spring
H&K Heckler & Koch
$14.95Trigger Return Spring For V4.1 or Combat Defensive Action (CDA) Trigger for the HK P30, P30L pistols. This spring is also known as the medium weight trigger return spring. Found on all (European CDA) variant 4.1's. Compatible With: P30 P30L P30S All LEM...HKP-16745$14.95 -
H&K USP 9mm 18 Round Jet Funnel Magazine - Translucent
H&K Heckler & Koch
$69.95H&K USP 9mm 18 Round Jet Funnel Magazine - Translucent Each magazine will fit all HK USP 9mm full-size pistols as well as the HK 9mm Expert, Tactical, and Elite. This item can be used with or without the jet funnel mag well installed. Compatible...HKP-00317-M$69.95 -
H&K UMP (.45 ACP) 25 Round Magazine Spring
H&K Heckler & Koch
$9.95H&K UMP (.45 ACP) 25-Round Magazine Spring Perfect for spares and to have on hand as these are a consumable item that needs to be replaced from time to time. A must-have item if you own a USC/UMP conversion or UMP.HKP-01548$9.95 -
RCM MP5K/SP89 9mm Full Auto Bolt Carrier
RCM
$146.95MP5K Full Auto Bolt Carrier - US- Made - RCM This part is machined from billet ordnance steel. Our US-made MP5K carrier is made to the most updated and latest MP5K F specs. Tungsten filled, heat treated, and factory fresh production. Providing the finest...HKP-01190$146.95